These days, everyone from the average Susan to the hardcore data-loving wellness enthusiast has the technology to track just about anything in the name of self-optimization. A ring wearable tells you ...

Researchers have discovered they can consistently measure reptiles' pulse rate in an easy-to-reach spot on the back of the head, and that pulse rate corresponds to the heart rate in healthy reptiles.

Your heart is always active, but it is resting when you are calm and sitting quietly for extended periods. During this position, it beats at a slow rate, and this is referred to as your resting heart ...

If you’re like most of us, you have about twenty browser tabs open right now. What if there were a way to move through those tabs with a physical interface? That’s what [Zoe] did, and it’s happening ...

Some studies point to melatonin use as beneficial to heart health, while others say the opposite. Here’s how to make sense of the complex research. Melatonin may be one of America’s most trusted sleep ...

If you’ve been hanging out here at Hackaday for awhile, you’ve certainly seen projects that were based around the concept of putting a miniature computer inside the carcass of some other piece of ...

After eight years of training, Dr. Maureen McKiernan made her debut as the lead surgeon on an infant heart transplant — an operation on the edge of what’s possible. After eight years of training, Dr.